US3953496AExpiredUtility

Bis(benzamido)-benzoic acid derivatives

45
Assignee: CHUGAI PHARMACEUTICAL CO LTDPriority: Mar 27, 1973Filed: Mar 13, 1974Granted: Apr 27, 1976
Est. expiryMar 27, 1993(expired)· nominal 20-yr term from priority
Inventors:Takashi MoriSakae TakakuYoshiyuki OsugiTakashi MatsunoShogo Tomizawa
C07C 233/12
45
PatentIndex Score
3
Cited by
4
References
28
Claims

Abstract

A bis(benzamido)-benzoic acid derivative represented by the formula WHEREIN R1, R2 and R3 are as defined hereinbelow and a process for preparing the same is disclosed.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
       1. A bis(benzamido)-benzoic acid derivative represented by the formula ##SPC8## wherein R 1  is a hydroxyl radical, a lower alkoxy radical or an amino radical and R 2  and R 3  are same or different and each represents a hydrogen atom, a lower alkanoyl radical or a lower alkyl radical.   
     
     
       2. 3,5Bis(salicylamido)-benzoic acid in accordance with claim 1. 
     
     
       3. 3,4-Bis(salicylamid)-benzoic acid in accordance with claim 1. 
     
     
       4. Methyl 2,5-bis(-2'-acetoxybenzamido)-benzoate in accordance with claim 1. 
     
     
       5. Methyl 2,5-bis(salicylamido)-benzoate in accordance with claim 1. 
     
     
       6. 2,5-Bis(salicylamido)-benzoic acid in accordance with claim 1. 
     
     
       7. Methyl 2,4-bis(2'-acetoxybenzamido)-benzoate in accordance with claim 1. 
     
     
       8. Methyl 2,4-bis(salicylamido)-benzoate in accordance with claim 1. 
     
     
       9. 2,4-bis(salicylamido)-benzoic acid in accordance with claim 1. 
     
     
       10. Methyl 2,4-bis(2'-methoxybenamido)-benzoate in accordance with claim 1. 
     
     
       11. 2,4-Bis(2'-methoxybenzamido)-benzoic acid in accordance with claim 1. 
     
     
       12. 2,4-Bis(2'-methoxybenzamido)-benzamide in accordance with claim 1. 
     
     
       13. 3,5-Bis(2'-acetoxybenzamido)-benzamide in accordance with claim 1. 
     
     
       14. 3,5-Bis(salicylamido)-benzamide in accordance with claim 1. 
     
     
       15. 3,5-Bis(2'-methoxybenzamido)-benzoic acid in accordance with claim 1. 
     
     
       16. 3,5-Bis(2'-acetoxybenzamido)-benzoic acid in accordance with claim 1. 
     
     
       17. 2,4-Bis(2'-acetoxybenzamido)-benzoic acid in accordance with claim 1. 
     
     
       18. 2,4-Bis(2'-ethoxybenzamido)-benzoic acid in accordance with claim 1. 
     
     
       19. 3,5-Bis(2'-methoxybenzamido)-benzamide in accordance with claim 1. 
     
     
       20. Ethyl 2,4-bis(2'-acetoxybenzamido)-benzoate in accordance with claim 1. 
     
     
       21. 2-(2'-Methoxybenzamido)-4-(2'-acetoxybenzamido)-benzoic acid in accordance with claim 1. 
     
     
       22. 2-(2'-Methoxybenzamido)-4-(salicylamido)-benzoic acid in accordance with claim 1. 
     
     
       23. 2-2'-Acetoxybenzamido)-4-(2'-methoxybenzamido)-benzoic acid in accordance with claim 1. 
     
     
       24. 2-Salicylamido-4-2'-methoxybenzamido)-benzoic acid in accordance with claim 1. 
     
     
       25. 2-Salicylamido-4-(2'-acetoxybenzamido)-benzoic acid in accordance with claim 1. 
     
     
       26. Ethyl 2,4-bis(2'-n-butoxybenzamido)-benzoate in accordance with claim 1. 
     
     
       27. n-Butyl 2,4-bis(2'-acetoxybenzamido)-benzoate in accordance with claim 1. 
     
     
       28. Methyl 2,4-bis(2'-ethoxybenzamido)-benzoate in accordance with claim 1.

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